CN102635197A - Prefabricated reinforced concrete component with grooves and manufacturing method thereof - Google Patents
Prefabricated reinforced concrete component with grooves and manufacturing method thereof Download PDFInfo
- Publication number
- CN102635197A CN102635197A CN2012101269213A CN201210126921A CN102635197A CN 102635197 A CN102635197 A CN 102635197A CN 2012101269213 A CN2012101269213 A CN 2012101269213A CN 201210126921 A CN201210126921 A CN 201210126921A CN 102635197 A CN102635197 A CN 102635197A
- Authority
- CN
- China
- Prior art keywords
- reinforced concrete
- precast
- groove
- hole
- concrete structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
- E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
- E04C2/06—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres reinforced
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B1/00—Producing shaped prefabricated articles from the material
- B28B1/14—Producing shaped prefabricated articles from the material by simple casting, the material being neither forcibly fed nor positively compacted
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B11/00—Apparatus or processes for treating or working the shaped or preshaped articles
- B28B11/12—Apparatus or processes for treating or working the shaped or preshaped articles for removing parts of the articles by cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/0064—Moulds characterised by special surfaces for producing a desired surface of a moulded article, e.g. profiled or polished moulding surfaces
- B28B7/0082—Moulds characterised by special surfaces for producing a desired surface of a moulded article, e.g. profiled or polished moulding surfaces with surfaces for moulding parallel grooves or ribs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/16—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes
- B28B7/18—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes the holes passing completely through the article
- B28B7/186—Moulds for making shaped articles with cavities or holes open to the surface, e.g. with blind holes the holes passing completely through the article for plates, panels or similar sheet- or disc-shaped objects, also flat oblong moulded articles with lateral openings, e.g. panels with openings for doors or windows, grated girders
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/84—Walls made by casting, pouring, or tamping in situ
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/84—Walls made by casting, pouring, or tamping in situ
- E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
- E04B2/8647—Walls made by casting, pouring, or tamping in situ made in permanent forms with ties going through the forms
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
- E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
- E04C2/32—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure formed of corrugated or otherwise indented sheet-like material; composed of such layers with or without layers of flat sheet-like material
- E04C2/322—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure formed of corrugated or otherwise indented sheet-like material; composed of such layers with or without layers of flat sheet-like material with parallel corrugations
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/01—Reinforcing elements of metal, e.g. with non-structural coatings
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
- E04C5/00—Reinforcing elements, e.g. for concrete; Auxiliary elements therefor
- E04C5/08—Members specially adapted to be used in prestressed constructions
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28B7/00—Moulds; Cores; Mandrels
- B28B7/22—Moulds for making units for prefabricated buildings, i.e. units each comprising an important section of at least two limiting planes of a room or space, e.g. cells; Moulds for making prefabricated stair units
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Panels For Use In Building Construction (AREA)
- Manufacturing Of Tubular Articles Or Embedded Moulded Articles (AREA)
Abstract
The invention relates to a prefabricated reinforced concrete component with grooves and a manufacturing method thereof and belongs to the technical field of components in a prefabricated reinforced concrete structure. The component uses a cored slab prefabricated by reinforced concrete; and transverse grooves are arranged at the vertical edge of the reinforced concrete prefabricated slab at intervals, and are interacted with vertical holes parallel to the surface in the prefabricated slab. The manufacturing method provided by the invention comprises the following steps of: combining templates, such as a bottom die, a top die, a side die, a steel pipe inner die and the like on a production field of prefabricated slabs; arranging reinforcing meshes; then pouring concrete; drawing a steel pipe before hardening the concrete; and dismounting the templates after the concrete reaches to the expected strength. According to the prefabricated reinforced concrete component and the manufacturing method thereof provided by the invention, the industrial level of a building structure is improved, the load-carrying capability is improved, and resources can be saved. The prefabricated reinforced concrete component can be applied to various wall body bearing structures.
Description
Technical field
The invention belongs to prefabricated reinforced concrete structure component technology field, relate in particular to prefabricated reinforced concrete hollow unit of a kind of longitudinal edge band transverse concave groove that is applicable to cast in place and precast construction and preparation method thereof.
Background technology
Field fabrication is many in the monolithic reinforced concrete structure work progress, and wet trade is many, and intermediate links such as a large amount of form work engineerings, scaffolding work are arranged, waste resource, contaminated environment; Practitioner's quality, job site environment etc. are very big to the build guality influence, bring problems such as building performance, quality and durability.Change the present situation of monolithic reinforced concrete structure, should greatly develop precast concrete.The primary structure member of precast concrete is made in factory, and production efficiency is high, quality is good, saves the resource and the energy, helps sustainable development.Adopting precast concrete is the direction of industrialization of construction industry development, also is the direction of housing industrialization development.
Have horizontal joint, vertical abutment joint in the precast concrete between prefabricated units, the stress performance of seam has determined integrality performance of the structure.The general pursuit of existing precast concrete seam construction measure reaches the effect the same with cast-in-situ concrete, but because seam crossing new-old concrete bonding surface is a weak link, influenced stress performance, and is easy to cracking, and influence is normally used.
In order to reduce the weight of member, generally in prefabricated units, arrange hole, form precast hollow slab.Connection in the existing technology between the precast hollow member is still weak link.
Summary of the invention
The objective of the invention is to improve the industrialized level of building structure, solve traditional prefabricated units seam and connect weak deficiency, a kind of precast reinforced concrete structure with groove and preparation method thereof is provided.But a kind of precast reinforced concrete structure implementation structure member batch production with groove that the present invention proposes is produced, and reduces cost, saves the resource and the energy; Can guarantee the globality between prefabricated units in the structure, improve the performance of building structure.
The present invention proposes a kind of precast reinforced concrete structure with groove; This member is a reinforced concrete prefabricated board, has the vertical hole parallel with the surface in the precast plate, it is characterized in that; The longitudinal edge separation transverse concave groove of precast plate, crossing with vertical hole near the precast plate edge.
The bearing system of body of wall load-carrying members (for example shear wall structure) is generally by plane body of wall, floor; Compositions such as L type, T type, cross node and hole; Corresponding overall structure can be decomposed into unit such as flat board, T type wall column, L property wall column, cross wall column and band hole member, can form fabricated construction to assembled on site after each unit is prefabricated in the factory.The precast reinforced concrete structure that the present invention proposes comprises precast concrete dull and stereotyped (being used for body of wall and floor); Precast concrete L type, T type, cross wall column; Precast concrete band hole wallboards etc. wherein are with the hole wallboard to comprise both sides of the edge, hole member and top Lian Liang.There is side column some body of wall ends in structure, and the prefabricated reinforced concrete wallboard of the band transverse concave groove of the present invention's proposition is adopted at the position that links to each other with body of wall.
Have the vertical hole parallel with the surface in the precast reinforced concrete structure that the present invention proposes, reduce the weight of prefabricated unit, hole is circular hole, round rectangle hole etc.
The longitudinal edge (or at least one longitudinal edge) of the precast reinforced concrete structure that the present invention proposes is provided with transverse concave groove, and is crossing with the vertical hole near the member edge.After the precast reinforced concrete structure that the present invention proposes was provided with groove, the member edge was dentation, and groove and projection are spaced.In order to reduce on-the-spot template amount, said groove keeps concrete at the side plate face of precast plate, and the one side that makes a side longitudinal edge of precast plate is a dentation, and another side is a straight line.The transverse edge and the precast plate longitudinal edge oblique of the precast reinforced concrete structure groove that the present invention proposes, perhaps vertical with longitudinal edge.The transverse concave groove of the precast reinforced concrete structure that the present invention proposes is arranged in parallel at two longitudinal edges, and promptly the groove of both sides is on same horizon; Also can interlaced arrangement, promptly groove is arranged at a certain position of a side longitudinal edge, the corresponding position of opposite side is a projection.
Arrange steel mesh reinforcement in the precast reinforced concrete structure that the present invention proposes, steel mesh reinforcement comprises longitudinal reinforcement, lateral tie and lacing wire etc.
For the further prefabricated units weight that reduces, increase structural integrity, can make hole at the horizontal direction of the precast reinforced concrete structure of being with groove, the hole end is connected with vertical hole.
In some structures, special-shaped wall body constructions such as arc, sector can occur, also can adopt the precast reinforced concrete structure of band groove of the present invention.
The precast reinforced concrete structure of the band groove that the present invention proposes can be used for shear wall structure, frame shear wall structure, tubular construction etc., also can be used for reinforced concrete wall loadbearing members such as outer wall of basement, material storage container sidewall.
The present invention proposes a kind of preparation method of the precast reinforced concrete structure with groove, it is characterized in that, comprises the following steps:
(1) on the precast plate production site, adopt bed die, backform, side form and the steel pipe that is used to make preformed hole are as template; Wherein, side form whenever keeps at a certain distance away and concaves, the shape at recess top and steel pipe external appearance matching; Have the hole identical on the backform with steel pipe appearance and size;
(2) side form, backform and bed die are combined, arranged steel mesh reinforcement, with how pass the hole of a side backform with steel pipe, the hole of opposite side backform is passed in the parallel gap of passing steel mesh reinforcement; The end and the steel pipe of side form female parts fit together;
(3) concreting in the space that side form, backform and bed die are formed was extracted steel pipe out and is formed vertical perforated holes before hardening of concrete;
(4) treat that concrete reaches expection intensity and removes bed die, backform, side form forms the prefabricated reinforced concrete planar plate members of being with groove.
A kind of preparation method of the precast reinforced concrete structure with groove is characterized in that, comprises the following steps:
(1) adopts existing precast hollow slab production technology, produce the precast hollow slab that has vertical hole;
(2) leave groove at the precast hollow slab longitudinal edge with cast-cutting saw, groove and at least one vertical hole intersect, and form the precast reinforced concrete structure of band groove.
The present invention compared with prior art has following advantage:
(1) industrialized level is high: prefabricated structural element production efficiency is high, quality is good, save resource, help sustainable development.
(2) standardization level is high: shear wall structure and other body of wall load-carrying members are by the plane body of wall, L type, T type and cross node and compositions such as hole, floor; Corresponding; The precast reinforced concrete structure preparation method of the band groove that proposes according to the present invention is made concrete plane wall body construction, plane floor member, band hole wall body construction in factory according to unified specification, structure, and L type, T type, cross wall column component etc.
(3) transportation, easy for installation.Have hole in the prefabricated units that the present invention proposes, in light weight, easy transportation and installation.
(4) the prefabricated units seam is easy to connect, reliable.Behind concreting between prefabricated units, between back pouring concrete and prefabricated units in submarginal vertical hole, the back pouring concrete in the groove is an integral body, improves the reliability that connects between prefabricated units greatly, easy construction.
Description of drawings
Fig. 1 is a prefabricated planar plate members sketch map of the present invention.
Fig. 2 is the schematic cross-section among Fig. 1.
Fig. 3 is the template sketch map of prefabricated planar plate members of the present invention.
Fig. 4 is a prefabricated units sketch map of the present invention, and transverse concave groove keeps concrete in a side of precast plate.
Fig. 5 is the schematic cross-section among Fig. 4.
Fig. 6 is a prefabricated units sketch map of the present invention, the groove interlaced arrangement of member both sides.
Fig. 7 is the schematic cross-section among Fig. 6.
Fig. 8 is a prefabricated T shape wall column component sketch map of the present invention.
Fig. 9 is the template sketch map of prefabricated T shape wall column component of the present invention.
Figure 10 is a prefabricated L shaped wall column component sketch map of the present invention.
Figure 11 is a prefabricated cross wall column component sketch map of the present invention.
Figure 12 is a prefabricated band of the present invention hole wall body construction sketch map.
Figure 13 is the prefabricated units sketch map of band edge post of the present invention.
Figure 14 is a precast beam unit sketch map of the present invention.
Figure 15 is a beam support of the present invention place precast wall body member sketch map.
The specific embodiment
Embodiment 1 is a kind of prefabricated reinforced concrete planar plate members with groove, and like Fig. 1, shown in Figure 2, dull and stereotyped 11 longitudinal edge is arranged transverse concave groove 12, with projection 13 interlaced arrangement; Dull and stereotyped 11 have several vertical holes 14, crossing near the hole and the transverse concave groove 12 of longitudinal edge; Be provided with on dull and stereotyped 11 suspension ring 15 are installed.When the prefabricated reinforced concrete planar plate members was used as body of wall, length was generally got the building floor height, and width is generally got 300 modulus, and thickness equals thickness of wall body.
The preparation method of embodiment 1 may further comprise the steps:
1) on production site, arranges dull and stereotyped bed die 31, two side forms 32 and two backforms 33,, in the space that template is formed, arrange reinforcing cage and suspension ring 15 like Fig. 3 according to the size of prefabricated units.Wherein side form 32 whenever keeps at a certain distance away and concaves, and recess end 321 fits together with steel pipe internal mold 34;
2) a plurality of steel pipe internal molds 34 are passed the preformed hole 331 of both sides backform and the centre of two-layer steel mesh reinforcement, the external diameter of steel pipe internal mold 34 is identical with the diameter of the preformed hole 331 of backform 33;
3) concreting in the space that template constitutes before hardening of concrete, is extracted steel pipe internal mold 34 out, forms vertical hole 14; Treat concrete reach the expection intensity after stripping 31,32 and 33, form a kind of prefabricated reinforced concrete planar plate members with groove.
The prefabricated reinforced concrete planar plate members of above-mentioned band groove also can adopt the production technology of existing precast hollow slab to make; Promptly produce the precast plate of vertical hole according to existing precast hollow plate producing process; Leave groove with cast-cutting saw at longitudinal edge; Groove and at least one vertical hole intersect, and form the precast reinforced concrete structure of band groove.
Can also make groove one side according to above-mentioned similar method and keep concrete prefabricated planar plate members, like Fig. 4, Fig. 5; Transverse concave groove 42 and projection 43,42 and 43 interlaced arrangement that the longitudinal edge of present embodiment planar plate members 41 is arranged, wherein a side of transverse concave groove 42 keeps concrete slab 44; Dull and stereotyped 41 have several vertical holes 45, crossing near the hole and the transverse concave groove 42 of longitudinal edge; Be provided with on dull and stereotyped 41 suspension ring 46 are installed.
Also can produce the prefabricated planar plate members of member grooves on two sides interlaced arrangement according to above-mentioned similar method, like Fig. 6, Fig. 7.Each side longitudinal edge interlaced arrangement transverse concave groove 62 and projection 63 of this flat board 61; The transverse concave groove interlaced arrangement of dull and stereotyped 61 both sides longitudinal edges, promptly a longitudinal edge is arranged groove, projection is arranged in another longitudinal edge relevant position; Dull and stereotyped 61 have several vertical holes 64, crossing near the hole and the transverse concave groove 62 of longitudinal edge; Be provided with on dull and stereotyped 61 suspension ring 65 are installed.
Embodiment 2 is a kind of prefabricated reinforced concrete T shape wall column component with groove, and is as shown in Figure 8, and the longitudinal edge of this T shape wall column component 81 is arranged transverse concave groove 82 (at least one longitudinal edge is arranged transverse concave groove), with projection 83 interlaced arrangement of longitudinal edge; T shape wall column component 81 has several vertical holes 84, and is crossing near the hole and the transverse concave groove 82 of longitudinal edge; Be provided with on the T shape wall column component 81 suspension ring 85 are installed.It is long that three limbs of T shape wall column adopt the limb that adapts to the building structure requirement in the practical application.The length of T shape wall column component is generally got the floor height of building, the general and body of wall uniform thickness of thickness.
The preparation method of embodiment 2 may further comprise the steps:
1) on production site according to the dimensional requirement of prefabricated units; Arrange the L shaped template of flat panel form 91, two 92, two backforms 93 and three side forms 94; Like Fig. 9, in the space that template is formed, arrange reinforcing cage and suspension ring 85, wherein reinforcing cage comprises vertical muscle and stirrup.Side form 94 whenever keeps at a certain distance away and concaves, and recess end 941 fits together with steel pipe internal mold 95;
2) a plurality of steel pipe internal molds 95 are passed the preformed hole 931 of both sides backform and the centre of two-layer steel mesh reinforcement, the external diameter of steel pipe internal mold 95 is identical with the diameter of the preformed hole 931 of backform 93;
3) concreting in the space that template is formed before hardening of concrete, is extracted steel pipe internal mold 95 out, forms vertical hole 84; Treat concrete reach the expection intensity after stripping 91,92,93 and 94, form a kind of prefabricated reinforced concrete T shape wall column component with groove.
Can also make cross section according to above-mentioned similar method is L shaped, criss-cross prefabricated wall column component, like Figure 10, Figure 11.L shaped prefabricated wall column member embodiment such as Figure 10, the longitudinal edge of L shaped prefabricated units 101 arrange transverse concave groove 102 (at least one longitudinal edge is arranged transverse concave groove) and projection 103,102 and 103 interlaced arrangement; Wall column component 101 has several vertical holes 104, and is crossing near the hole and the transverse concave groove 102 of longitudinal edge; Be provided with on the wall column component 101 suspension ring 105 are installed.It is long that two limbs of L shaped wall column adopt the limb that adapts to the building structure requirement in the practical application.The length of L shaped wall column component is generally got the floor height of building, thickness and body of wall uniform thickness.
The prefabricated reinforced concrete cross wall column component of band groove is shown in figure 11, and the longitudinal edge of wall column component 111 is arranged transverse concave groove 112 (at least one longitudinal edge is arranged transverse concave groove) and projection 113,112 and 113 interlaced arrangement; Wall column component 111 has several vertical holes 114, and is crossing near the hole and the transverse concave groove 112 of longitudinal edge; Be provided with on the wall column component 111 suspension ring 115 are installed.It is long that four limbs of cross wall column adopt the limb that adapts to the building structure requirement in the practical application.The length of cross wall column component is generally got the floor height of building, thickness and body of wall uniform thickness.
Groove one side be can also make according to above-mentioned similar method and concrete prefabricated L shaped, T shape and cross wall column component kept; Can also produce L shaped, the T shape and the cross wall column component of the groove interlaced arrangement of member both sides.
The prefabricated reinforced concrete band hole wall body construction 121 of band groove of the present invention, member embodiment is seen Figure 12, the longitudinal edge of band hole precast concrete dull and stereotyped 121 is arranged transverse concave groove 122 and projection 123,122 and 123 interlaced arrangement; Wall body construction 121 has several and runs through vertical hole 124, and is crossing near the hole and the transverse concave groove 122 of longitudinal edge; Top, hole Lian Liang has some vertical holes 125 that do not run through, and generally is not less than 20mm apart from external surface at the bottom of the hole; Bottom, hole body of wall (when having door opening on the body of wall, not having this part body of wall) has some vertical holes 126 that run through.Be provided with on the wall body construction 121 suspension ring 127 are installed.
The prefabricated reinforced concrete band edge post wall body construction 131 of band groove of the present invention, member embodiment is seen Figure 13, comprises prefabricated panel 132 and side column 133, the longitudinal edge 132 is arranged transverse concave groove 134 and projection 135,134 and 135 interlaced arrangement; Wallboard 132 has several and runs through vertical hole 136, and is crossing near the hole and the transverse concave groove 134 of longitudinal edge.Be provided with on the band edge post wall body construction 131 suspension ring 137 are installed.
Precast reinforced concrete beam member 141 of the present invention, member embodiment is seen Figure 14, beam 141 is arranged transverse concave groove 142 and projection 143,142 and 143 interlaced arrangement at beam-ends; Beam 141 has several near the end and runs through vertical hole 144, and is crossing near the hole and the transverse concave groove 142 of beam-ends; Beam 141 middle parts have some vertical holes 145 that do not run through, and generally are not less than 20mm apart from external surface at the bottom of the hole.Be provided with on the beam 141 suspension ring 146 are installed.
Beam support of the present invention place precast wall body member 151, member embodiment is seen Figure 15, body of wall 151 is arranged transverse concave groove 152 and projection 153,152 and 153 interlaced arrangement at longitudinal edge; Body of wall 151 has several and runs through vertical hole 154, and is crossing near the hole and the transverse concave groove 152 of longitudinal edge; Body of wall 151 receives 155 in the beam support position.Be provided with on the body of wall 151 suspension ring 156 are installed.
Claims (9)
1. precast reinforced concrete structure with groove; This member is a reinforced concrete prefabricated board, has the vertical hole parallel with the surface in the precast plate, it is characterized in that; The longitudinal edge of precast plate is provided with transverse concave groove at interval, and said transverse concave groove is crossing with the vertical hole near the precast plate edge.
2. the precast reinforced concrete structure of band groove according to claim 1 is characterized in that, said precast reinforced concrete structure is for being used for the flat board of body of wall or building (room) lid; The cage of reinforcement that is arranged in this precast rc slab comprises a plurality of lateral ties.
3. the precast reinforced concrete structure of band groove according to claim 1 is characterized in that, said precast reinforced concrete structure is T shape, L property, cross wall column; The cage of reinforcement that is arranged in this precast reinforced concrete structure comprises a plurality of lateral ties.
4. the precast reinforced concrete structure of band groove according to claim 1 is characterized in that, said precast reinforced concrete structure is the wallboard that has the hole, and said wallboard comprises hole, top, hole Lian Liang, both sides, hole body of wall.
5. according to the precast reinforced concrete structure of claim 1,2,3,4 described band grooves, it is characterized in that said groove keeps concrete at the side plate face of precast plate.
6. according to the precast reinforced concrete structure of claim 1,2,3,4 described band grooves, it is characterized in that the transverse concave groove of said precast plate is two longitudinal edge interlaced arrangement.
7. according to the precast reinforced concrete structure of claim 1,2,3,4 described band grooves, it is characterized in that, have the parallel horizontal hole that do not connect in the said precast plate with the surface.
8. the preparation method with the precast reinforced concrete structure of groove is characterized in that, comprises the following steps:
(1) on the precast plate production site, the steel pipe internal mold that adopts bed die, backform, side form and Duo Gen to be used to make preformed hole is made template; Wherein, side form whenever keeps at a certain distance away and concaves, and has the hole identical with the steel pipe geomery on the backform;
(2) side form, backform and bed die are combined, arranged steel mesh reinforcement, with how pass the hole of a side backform, pass the gap of steel mesh reinforcement, pass the hole of opposite side backform with steel pipe; The end and the steel pipe of side form female parts fit together;
(3) concreting in the space that side form, backform and bed die are formed was extracted steel pipe out and is formed vertical perforated holes before hardening of concrete;
(4) treat that concrete reaches expection intensity and removes bed die, backform, side form forms the precast reinforced concrete structure of being with groove.
9. the preparation method with the precast reinforced concrete structure of groove is characterized in that, comprises the following steps:
(1) adopts existing precast hollow slab production technology, produce the precast hollow slab that has vertical hole;
(2) leave groove at the precast hollow slab longitudinal edge with cast-cutting saw, groove and at least one vertical hole intersect, and form the precast reinforced concrete structure of band groove.
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210126921.3A CN102635197B (en) | 2012-04-27 | 2012-04-27 | A kind of precast reinforced concrete structure with groove and preparation method thereof |
| PCT/CN2013/074493 WO2013159682A1 (en) | 2012-04-27 | 2013-04-22 | Prefabricated reinforced concrete member having groove, and manufacturing method thereof |
| RU2014147853A RU2608827C2 (en) | 2012-04-27 | 2013-04-22 | Reinforced concrete structural element with slot for assembly and production method thereof |
| US14/525,193 US20150040505A1 (en) | 2012-04-27 | 2014-10-27 | Precast reinforced concrete structure and method for forming the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210126921.3A CN102635197B (en) | 2012-04-27 | 2012-04-27 | A kind of precast reinforced concrete structure with groove and preparation method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102635197A true CN102635197A (en) | 2012-08-15 |
| CN102635197B CN102635197B (en) | 2015-11-11 |
Family
ID=46619762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210126921.3A Active CN102635197B (en) | 2012-04-27 | 2012-04-27 | A kind of precast reinforced concrete structure with groove and preparation method thereof |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20150040505A1 (en) |
| CN (1) | CN102635197B (en) |
| RU (1) | RU2608827C2 (en) |
| WO (1) | WO2013159682A1 (en) |
Cited By (26)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102797307A (en) * | 2012-09-09 | 2012-11-28 | 初明进 | Connecting structure of prefabricated concrete wall body |
| CN102808450A (en) * | 2012-08-28 | 2012-12-05 | 初明进 | Assembled monolithic shear wall building structure and construction method thereof |
| CN102864854A (en) * | 2012-09-19 | 2013-01-09 | 初明进 | L-shaped precast concrete wall connection |
| CN102864855A (en) * | 2012-09-19 | 2013-01-09 | 初明进 | T-shaped precast concrete wall connection |
| WO2013159682A1 (en) * | 2012-04-27 | 2013-10-31 | Chu Mingjin | Prefabricated reinforced concrete member having groove, and manufacturing method thereof |
| CN103572873A (en) * | 2012-07-20 | 2014-02-12 | 初明进 | Assembled monolithic floor slab and construction method thereof |
| CN103628618A (en) * | 2012-08-23 | 2014-03-12 | 初明进 | Precast concrete hollow component, and manufacturing method thereof |
| CN103628563A (en) * | 2012-08-23 | 2014-03-12 | 初明进 | Prefabricated concrete hollow component and manufacturing method |
| CN103628616A (en) * | 2012-08-24 | 2014-03-12 | 初明进 | Prefabricated concrete hollow member and preparation method thereof |
| CN103643741A (en) * | 2013-09-23 | 2014-03-19 | 初明进 | Method for connecting prefabricated concrete members |
| CN103669710A (en) * | 2012-09-03 | 2014-03-26 | 初明进 | Hollow precast concrete slab and manufacturing method thereof |
| CN103669559A (en) * | 2012-09-01 | 2014-03-26 | 初明进 | Assembly integral shear wall building structure and building method |
| CN103741809A (en) * | 2014-01-29 | 2014-04-23 | 初明进 | Embedded column type prefabricated part connecting method |
| CN103806594A (en) * | 2014-03-12 | 2014-05-21 | 初明进 | Precast concrete member |
| US20140318053A1 (en) * | 2012-06-15 | 2014-10-30 | Yong Do Song | Prefabricated wall frame for construction and ceiling frame using same |
| CN104763079A (en) * | 2015-03-11 | 2015-07-08 | 任志鹏 | Foldable assembled integral concrete shear wall structure |
| CN106121058A (en) * | 2016-06-29 | 2016-11-16 | 中国航空规划设计研究总院有限公司 | A kind of precast concrete splicing component and preparation method thereof |
| CN106245814A (en) * | 2016-09-30 | 2016-12-21 | 成都建筑工程集团总公司 | A kind of PCF plate connector and installation method thereof |
| CN107246105A (en) * | 2017-04-21 | 2017-10-13 | 清华大学 | Cancel the construction and construction method of beard muscle in a kind of concrete prefabricated board plate end |
| CN107571391A (en) * | 2017-10-25 | 2018-01-12 | 长沙远大住宅工业集团股份有限公司 | Composite beam particular manufacturing craft and composite beam production method |
| CN108018967A (en) * | 2017-12-08 | 2018-05-11 | 东莞理工学院 | A kind of new-type building partition assembly connection structure and its construction method |
| CN108343184A (en) * | 2018-02-02 | 2018-07-31 | 广州市第二市政工程有限公司 | The floor construction method that tongue and groove hollow pre-fabricated panels and well word Cast-in-situ Beam are combined |
| CN110219397A (en) * | 2019-06-18 | 2019-09-10 | 内蒙古方圆建设工程有限公司 | First fill assembled steel screen frame pearlite concrete heat preservation and soundproof fire-resisting partition plate |
| CN112223497A (en) * | 2020-10-20 | 2021-01-15 | 西南科技大学城市学院 | Tightening mechanism and die with same for hollow precast slab |
| CN112814139A (en) * | 2021-01-05 | 2021-05-18 | 深圳市宝晟建设集团有限公司 | Assembled steel construction building |
| CN114687484A (en) * | 2020-12-28 | 2022-07-01 | 赵训 | Cast-in-place gypsum hollow wall without detaching template and construction method thereof |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108842946B (en) * | 2018-07-07 | 2019-11-22 | 艾麦欧（上海）建筑设计咨询有限公司 | A kind of rammed earth insulated wall and its construction technology |
| CN109881552A (en) * | 2019-02-26 | 2019-06-14 | 中国人民解放军军事科学院国防工程研究院工程防护研究所 | A kind of prefabricated post stressed concrete pavement slab structure of pin-connected panel and method |
| CN110285682B (en) * | 2019-05-28 | 2020-12-18 | 鞍钢建设集团有限公司 | Heating furnace water beam rapid installation fire-resistant module and method |
| CN112726841A (en) * | 2020-12-29 | 2021-04-30 | 承德绿建建筑节能科技有限公司 | Construction method for assembling rear joint bars of upper and lower-layer prefabricated components |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0128114A2 (en) * | 1983-06-01 | 1984-12-12 | Poly-Bauelemente AG | Slab-shaped building element with a connection device and its use |
| CN1100025A (en) * | 1993-09-09 | 1995-03-15 | 任华国 | Method for production of side mould of prefabricated hollow floor |
| CN2721753Y (en) * | 2004-08-09 | 2005-08-31 | 刘德新 | Assembled wallboard of house |
| CN101845862A (en) * | 2009-12-10 | 2010-09-29 | 吴方伯 | Ribbed superimposition prestress reinforced concrete precast slab |
| CN102296754A (en) * | 2011-05-19 | 2011-12-28 | 黑龙江宇辉新型建筑材料有限公司 | Precast member horizontal steel reinforcement jointing element and jointing construction method |
| CN202767349U (en) * | 2012-04-27 | 2013-03-06 | 初明进 | Prefabricated reinforced concrete member with grooves |
Family Cites Families (30)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB606691A (en) * | 1945-10-29 | 1948-08-18 | Ernest Goodall Malthouse | Improvements in or relating to prefabricated slabs |
| US2934934A (en) * | 1957-06-06 | 1960-05-03 | Henry A Berliner | Construction panel |
| US4145861A (en) * | 1975-01-07 | 1979-03-27 | Ralph Yarnick | Building construction method and system |
| US4051570A (en) * | 1976-12-27 | 1977-10-04 | Hilfiker Pipe Co. | Road bridge construction with precast concrete modules |
| US4290246A (en) * | 1978-11-22 | 1981-09-22 | Hilsey Arthur F | Multi-purpose precast concrete panels, and methods of constructing concrete structures employing the same |
| US5150552A (en) * | 1989-05-19 | 1992-09-29 | Davis Arzac Craig | Building system for extension of progressive housing |
| CA2104175C (en) * | 1992-09-29 | 2003-11-04 | Geoffrey W. Blaney | Building block; system and method for construction using same |
| US5393588A (en) * | 1993-01-08 | 1995-02-28 | The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration | Sandwiched structural panel having a bi-directional core structure |
| CN2208072Y (en) * | 1993-11-22 | 1995-09-20 | 张晶廷 | Lightweight cement sandwiched wall board |
| US5943775A (en) * | 1995-11-13 | 1999-08-31 | Qb Technology | Synthetic panel and method |
| US5839249A (en) * | 1996-10-16 | 1998-11-24 | Roberts; Scott J. | Foam block wall and fabrication method |
| US6233895B1 (en) * | 1998-03-06 | 2001-05-22 | Evans Brothers Investments | Light-weight, reinforced, extruded roofing tile |
| JP3275170B2 (en) * | 1998-07-29 | 2002-04-15 | 英雄 松原 | How to form a retaining wall basement |
| US6402435B1 (en) * | 1999-12-29 | 2002-06-11 | Cyrrus Gregory Lewis | Pre-stressed modular retaining wall system and method |
| CN2409257Y (en) * | 2000-01-10 | 2000-12-06 | 陈忠裕 | Butt jointing structure of plastic-steel plate for partition |
| TWI247842B (en) * | 2001-11-26 | 2006-01-21 | Fukuvi Chem Ind Co | Form panel for placing concrete |
| US20070245640A1 (en) * | 2003-10-03 | 2007-10-25 | Euretech International Pty Ltd, An Australian Corporation | Building Structure and Modular Construction |
| US8225564B2 (en) * | 2004-01-23 | 2012-07-24 | Moprec S.A. | Modular construction system |
| WO2006056073A1 (en) * | 2004-11-26 | 2006-06-01 | Nick Di Lorenzo | Concrete panel construction system and method of making panels |
| US8752348B2 (en) * | 2005-02-25 | 2014-06-17 | Syntheon Inc. | Composite pre-formed construction articles |
| CN1873135A (en) * | 2005-06-01 | 2006-12-06 | 邱则有 | Precast hollow slab, production mould, production method and application |
| WO2009097355A2 (en) * | 2008-01-28 | 2009-08-06 | Kruse Darin R | Apparatus and methods for underground structures and construction thereof |
| RU2363821C1 (en) * | 2008-03-11 | 2009-08-10 | Сергей Николаевич Кучихин | Multi-cellular reinforced concrete board intended for operation under conditions of high seismic activity |
| US8074414B2 (en) * | 2009-01-20 | 2011-12-13 | Skidmore Owings & Merrill Llp | Precast wall panels and method of erecting a high-rise building using the panels |
| CN101806095B (en) * | 2010-03-15 | 2012-01-11 | 中山市快而居房屋预制件有限公司 | Full-fabricated assembly overall reinforced concrete house and building method thereof |
| CN101985856B (en) * | 2010-11-19 | 2014-04-16 | 清华大学建筑设计研究院 | Removal-free prefabricated reinforced concrete template with cross holes inside and manufacturing method thereof |
| CN202031237U (en) * | 2011-03-16 | 2011-11-09 | 钱一帆 | Light aggregate concrete partition board |
| US9010054B2 (en) * | 2011-06-15 | 2015-04-21 | Biosips, Inc. | Structural insulated building panel |
| CN102635197B (en) * | 2012-04-27 | 2015-11-11 | 初明进 | A kind of precast reinforced concrete structure with groove and preparation method thereof |
| CA2842249A1 (en) * | 2013-02-12 | 2014-08-12 | Martin Peter Vanderydt | Prefabricated reinforced concrete wall panel and installation method |
-
2012
- 2012-04-27 CN CN201210126921.3A patent/CN102635197B/en active Active
-
2013
- 2013-04-22 WO PCT/CN2013/074493 patent/WO2013159682A1/en active Application Filing
- 2013-04-22 RU RU2014147853A patent/RU2608827C2/en active
-
2014
- 2014-10-27 US US14/525,193 patent/US20150040505A1/en not_active Abandoned
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0128114A2 (en) * | 1983-06-01 | 1984-12-12 | Poly-Bauelemente AG | Slab-shaped building element with a connection device and its use |
| CN1100025A (en) * | 1993-09-09 | 1995-03-15 | 任华国 | Method for production of side mould of prefabricated hollow floor |
| CN2721753Y (en) * | 2004-08-09 | 2005-08-31 | 刘德新 | Assembled wallboard of house |
| CN101845862A (en) * | 2009-12-10 | 2010-09-29 | 吴方伯 | Ribbed superimposition prestress reinforced concrete precast slab |
| CN102296754A (en) * | 2011-05-19 | 2011-12-28 | 黑龙江宇辉新型建筑材料有限公司 | Precast member horizontal steel reinforcement jointing element and jointing construction method |
| CN202767349U (en) * | 2012-04-27 | 2013-03-06 | 初明进 | Prefabricated reinforced concrete member with grooves |
Cited By (39)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013159682A1 (en) * | 2012-04-27 | 2013-10-31 | Chu Mingjin | Prefabricated reinforced concrete member having groove, and manufacturing method thereof |
| US20140318053A1 (en) * | 2012-06-15 | 2014-10-30 | Yong Do Song | Prefabricated wall frame for construction and ceiling frame using same |
| CN103572873A (en) * | 2012-07-20 | 2014-02-12 | 初明进 | Assembled monolithic floor slab and construction method thereof |
| CN103572873B (en) * | 2012-07-20 | 2016-03-02 | 初明进 | Assembled integral floor and construction method thereof |
| CN103628563B (en) * | 2012-08-23 | 2015-11-11 | 初明进 | A kind of hollow precast concrete member and preparation method |
| CN103628618A (en) * | 2012-08-23 | 2014-03-12 | 初明进 | Precast concrete hollow component, and manufacturing method thereof |
| CN103628563A (en) * | 2012-08-23 | 2014-03-12 | 初明进 | Prefabricated concrete hollow component and manufacturing method |
| CN103628616A (en) * | 2012-08-24 | 2014-03-12 | 初明进 | Prefabricated concrete hollow member and preparation method thereof |
| WO2014032558A1 (en) * | 2012-08-28 | 2014-03-06 | Chu Mingjin | Assembled and integrated shear wall building structure and construction method |
| CN102808450A (en) * | 2012-08-28 | 2012-12-05 | 初明进 | Assembled monolithic shear wall building structure and construction method thereof |
| CN103669559A (en) * | 2012-09-01 | 2014-03-26 | 初明进 | Assembly integral shear wall building structure and building method |
| CN103669710A (en) * | 2012-09-03 | 2014-03-26 | 初明进 | Hollow precast concrete slab and manufacturing method thereof |
| CN102797307A (en) * | 2012-09-09 | 2012-11-28 | 初明进 | Connecting structure of prefabricated concrete wall body |
| CN102797307B (en) * | 2012-09-09 | 2015-12-02 | 初明进 | The syndeton of precast concrete wall |
| CN102864855B (en) * | 2012-09-19 | 2015-02-04 | 初明进 | T-shaped precast concrete wall connection |
| CN102864854B (en) * | 2012-09-19 | 2015-02-04 | 初明进 | L-shaped precast concrete wall connection |
| CN102864855A (en) * | 2012-09-19 | 2013-01-09 | 初明进 | T-shaped precast concrete wall connection |
| CN102864854A (en) * | 2012-09-19 | 2013-01-09 | 初明进 | L-shaped precast concrete wall connection |
| CN103643741A (en) * | 2013-09-23 | 2014-03-19 | 初明进 | Method for connecting prefabricated concrete members |
| CN103741809A (en) * | 2014-01-29 | 2014-04-23 | 初明进 | Embedded column type prefabricated part connecting method |
| CN103741809B (en) * | 2014-01-29 | 2016-04-27 | 初明进 | The method of attachment of sleeper formula prefabricated units |
| CN103806594A (en) * | 2014-03-12 | 2014-05-21 | 初明进 | Precast concrete member |
| CN103806594B (en) * | 2014-03-12 | 2016-05-04 | 初明进 | A kind of precast concrete |
| CN104763079A (en) * | 2015-03-11 | 2015-07-08 | 任志鹏 | Foldable assembled integral concrete shear wall structure |
| CN106121058B (en) * | 2016-06-29 | 2018-06-19 | 中国航空规划设计研究总院有限公司 | A kind of preparation method of precast concrete splicing component |
| CN106121058A (en) * | 2016-06-29 | 2016-11-16 | 中国航空规划设计研究总院有限公司 | A kind of precast concrete splicing component and preparation method thereof |
| CN106245814A (en) * | 2016-09-30 | 2016-12-21 | 成都建筑工程集团总公司 | A kind of PCF plate connector and installation method thereof |
| CN106245814B (en) * | 2016-09-30 | 2019-03-01 | 成都建筑工程集团总公司 | A kind of PCF plate connector and its installation method |
| CN107246105A (en) * | 2017-04-21 | 2017-10-13 | 清华大学 | Cancel the construction and construction method of beard muscle in a kind of concrete prefabricated board plate end |
| CN107246105B (en) * | 2017-04-21 | 2018-06-12 | 清华大学 | Cancel the construction and construction method of beard muscle in a kind of concrete prefabricated board plate end |
| CN107571391A (en) * | 2017-10-25 | 2018-01-12 | 长沙远大住宅工业集团股份有限公司 | Composite beam particular manufacturing craft and composite beam production method |
| CN108018967A (en) * | 2017-12-08 | 2018-05-11 | 东莞理工学院 | A kind of new-type building partition assembly connection structure and its construction method |
| CN108018967B (en) * | 2017-12-08 | 2023-04-07 | 东莞理工学院 | Novel building partition wall assembly connecting structure and construction method thereof |
| CN108343184A (en) * | 2018-02-02 | 2018-07-31 | 广州市第二市政工程有限公司 | The floor construction method that tongue and groove hollow pre-fabricated panels and well word Cast-in-situ Beam are combined |
| CN110219397A (en) * | 2019-06-18 | 2019-09-10 | 内蒙古方圆建设工程有限公司 | First fill assembled steel screen frame pearlite concrete heat preservation and soundproof fire-resisting partition plate |
| CN112223497A (en) * | 2020-10-20 | 2021-01-15 | 西南科技大学城市学院 | Tightening mechanism and die with same for hollow precast slab |
| CN112223497B (en) * | 2020-10-20 | 2022-02-01 | 西南科技大学城市学院 | Mould for hollow core slab |
| CN114687484A (en) * | 2020-12-28 | 2022-07-01 | 赵训 | Cast-in-place gypsum hollow wall without detaching template and construction method thereof |
| CN112814139A (en) * | 2021-01-05 | 2021-05-18 | 深圳市宝晟建设集团有限公司 | Assembled steel construction building |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102635197B (en) | 2015-11-11 |
| RU2014147853A (en) | 2016-06-20 |
| US20150040505A1 (en) | 2015-02-12 |
| RU2608827C2 (en) | 2017-01-25 |
| WO2013159682A1 (en) | 2013-10-31 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102635197A (en) | Prefabricated reinforced concrete component with grooves and manufacturing method thereof | |
| CN102720272B (en) | Embedded column type prefabricated part connection node and manufacturing method thereof | |
| CN202767230U (en) | Assembly integrated shear wall construction structure | |
| CN102808450A (en) | Assembled monolithic shear wall building structure and construction method thereof | |
| CN103628563B (en) | A kind of hollow precast concrete member and preparation method | |
| CN202865991U (en) | Assembled monolithic shear wall building structure | |
| CN103669559A (en) | Assembly integral shear wall building structure and building method | |
| CN103628618A (en) | Precast concrete hollow component, and manufacturing method thereof | |
| CN203452228U (en) | Frame-shear wall architectural structure | |
| CN103572840A (en) | Notch-key type prefabricated member connection node and connection method | |
| CN102011442A (en) | Light steel-concrete combination structure shear wall and manufacturing method thereof | |
| CN202831249U (en) | Embedded column type connection joint of prefabricated part | |
| CN103628616A (en) | Prefabricated concrete hollow member and preparation method thereof | |
| CN112681612A (en) | High-strength steel concrete cross-shaped column partially prefabricated and assembled | |
| CN203096923U (en) | Precast concrete hollow member | |
| CN202672351U (en) | Sunk key type prefabricated component connected node | |
| CN202767349U (en) | Prefabricated reinforced concrete member with grooves | |
| CN202850192U (en) | Prefabricated concrete hollow member | |
| CN103572884B (en) | A kind of hollow precast concrete member | |
| CN111691580A (en) | Superposed embedded column with large-diameter edge member vertical stress reinforcing steel bars arranged in cavity and prefabricated wall | |
| CN111139955A (en) | Shear wall with transverse rib laminated wallboard and construction method thereof | |
| CN103669710A (en) | Hollow precast concrete slab and manufacturing method thereof | |
| CN202767360U (en) | Precast concrete core slab | |
| CN203096922U (en) | Precast concrete hollow member | |
| CN103572891A (en) | Prefabricated channel plate |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |